CN113897949A - Construction method for preventing steel reinforcement cage from floating upwards - Google Patents
Construction method for preventing steel reinforcement cage from floating upwards Download PDFInfo
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- CN113897949A CN113897949A CN202111443605.4A CN202111443605A CN113897949A CN 113897949 A CN113897949 A CN 113897949A CN 202111443605 A CN202111443605 A CN 202111443605A CN 113897949 A CN113897949 A CN 113897949A
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- shaped
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- supporting platform
- reinforcement cage
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
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- Engineering & Computer Science (AREA)
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- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
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- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a construction method for preventing a steel reinforcement cage from floating upwards, and a device for preventing the steel reinforcement cage from floating upwards is obtained, and comprises a pile opening supporting platform and a steel reinforcement cage supporting frame positioned below the pile opening supporting platform, wherein an inserting strip is fixedly connected to the lower surface of the pile opening supporting platform, a strip-shaped ratchet extends from the inserting strip, an inserting block is fixed on the steel reinforcement cage supporting frame, an inverted T-shaped inserting groove extends from the inserting block, a pawl and a pawl control device are further arranged on the inserting block, the steel reinforcement cage supporting frame is firstly installed and fixed at the top of the steel reinforcement cage, then the pawl is controlled to avoid interference on installation of the inserting strip, then the pile opening supporting platform is installed, the inserting strip penetrates through a transverse groove of the inverted T-shaped inserting groove, then the pawl is controlled to be matched with the strip-shaped ratchet, the steel reinforcement cage supporting frame is limited in upward movement, concrete is poured, then the pawl is controlled to be separated from the strip, and the ratchet of the pile opening supporting platform is taken out. The invention has convenient and reliable construction, avoids the steel reinforcement cage from floating upwards and improves the pouring quality.
Description
Technical Field
The invention relates to the field of concrete pouring, in particular to a construction method for preventing a reinforcement cage from floating upwards.
Background
The bored concrete pile is made up by directly making holes on the designed pile position, making its cross-section be circular, after the holes are formed, placing reinforcing bar cage in the holes and pouring concrete. The cast-in-place pile mostly adopts a construction process of pouring concrete by a guide pipe, and the reinforcement cage is easily dragged and floated by the concrete due to the fluidity of the concrete in the pouring process, so that the construction quality of the engineering is seriously influenced.
Disclosure of Invention
Aiming at the defects of the prior art, the technical problems to be solved by the invention are as follows: how to provide a construction method for preventing the steel reinforcement cage from floating up, which has simple and convenient construction, can avoid the steel reinforcement cage from floating up and improve the pouring quality.
In order to solve the technical problems, the invention adopts the following technical scheme:
a construction method for preventing a reinforcement cage from floating upwards comprises the following steps:
(1) the device for preventing the steel reinforcement cage from floating upwards comprises a pile opening supporting platform and a steel reinforcement cage supporting frame positioned below the pile opening supporting platform, wherein an inserting strip is fixedly connected to the lower surface of the pile opening supporting platform, the central line direction of the inserting strip is perpendicular to the plane of the pile opening supporting platform, a strip-shaped ratchet from one end of the inserting strip to the other end of the inserting strip is arranged on one side surface of the inserting strip in an extending manner along the length direction of the inserting strip, an inserting block is arranged on the steel reinforcement cage supporting frame, an inverted T-shaped inserting groove extending in the direction perpendicular to the plane of the pile opening supporting platform is formed in one side surface of the inserting block, the inverted T-shaped inserting groove is a through groove, one side surface of the inserting block, which is back to the inverted T-shaped inserting groove, is fixedly connected with the steel reinforcement cage supporting frame, the inserting strip penetrates through the cross groove in the inverted T-shaped inserting groove and can be in sliding fit with the cross groove in the inverted T-shaped inserting groove along the extending direction, and the strip-shaped ratchet faces the direction of the notch of the inverted T-shaped inserting groove, the positions of the insertion block, which are positioned at the two sides of the notch of the inverted T-shaped slot, are respectively and fixedly connected with rotating seats, a rotating shaft which extends along the width direction of the notch of the inverted T-shaped slot is arranged between the two rotating seats, the two ends of the rotating shaft are respectively and fixedly connected with the two rotating seats, a ratchet rod which is in rotating fit with the rotating shaft is sleeved on the rotating shaft to form a lever structure, the lower end of the ratchet rod extends into a vertical groove in the inverted T-shaped slot and extends to form a pawl, a torsional spring is also sleeved on the rotating shaft, the torsional spring acts on the ratchet rod to rotate the ratchet rod so as to enable the pawl to be abutted against the insertion strip to provide spring force, when the pawl is abutted against the insertion strip, the pawl can be matched with a strip-shaped ratchet to limit the movement of the insertion block towards the pile opening supporting platform, the upper end of the ratchet rod is provided with a connecting rod, one end of the connecting rod is hinged with the ratchet rod through a hinge shaft, and the central line direction of the hinge shaft is parallel to the central line direction of the rotating shaft, a pull rod is arranged at one end, away from the ratchet rod, of the connecting rod, the center line direction of the pull rod is parallel to the center line direction of the rotating shaft, the connecting rod is sleeved on the pull rod and is in running fit with the pull rod, two ends of the pull rod are respectively connected to the side faces, located on two sides of the notch of the inverted T-shaped slot, of the insertion block in a sliding mode so as to slide along the extending direction of the inverted T-shaped slot, a pull rope is bound on the pull rod, the other end of the pull rope extends out of the upper portion of the pile opening supporting platform, and when the pull rope is pulled towards the upper portion of the pile opening supporting platform, the pull rope can pull the connecting rod so that the ratchet rod rotates to enable the pawl to be away from the strip-shaped ratchet;
(2) the support frame of the steel reinforcement cage is fixedly installed at the top of the steel reinforcement cage, then the pull rope is pulled upwards to drive the pull rod to move upwards, the ratchet rod is rotated through the connecting rod, and the pawl is further rotated towards the direction far away from the bottom of the inverted T-shaped slot, so that the insertion of the insertion strip is prevented from being interfered;
(3) installing a pile mouth supporting platform, enabling the inserting strips to correspond to the transverse grooves in the inverted T-shaped inserting grooves in the inserting blocks when the pile mouth supporting platform is placed downwards, placing the pile mouth supporting platform downwards, inserting the inserting strips into the transverse grooves in the inverted T-shaped inserting grooves until the pile mouth supporting platform is placed on the ground and the inserting strips penetrate through the inverted T-shaped inserting grooves;
(4) loosening the pull rope to enable the pawl to rotate and abut against the inserting strip and to be matched with the strip-shaped ratchet, limiting the upward movement of the steel reinforcement cage supporting frame, and pouring concrete;
(5) and after the concrete pouring is finished, the pull rope is pulled upwards to enable the pawl to rotate to be separated from the strip-shaped ratchets, and the pile opening supporting platform is taken out upwards.
As optimization, the inserted block is located be provided with respectively on the side of type of falling T slot notch both sides along being on a parallel with the guide bar that type of falling T slot extending direction extends, the guide bar with the inserted block interval sets up, the both ends fixedly connected with of guide bar with the fixed column that the inserted block is fixed, the both ends of pull rod are established respectively and are established on the guide bar of both sides and can follow guide bar extending direction rather than sliding fit.
As optimization, the rod body of the pull rod is towards the side face of one side of the pile opening supporting platform, a connecting column is formed in a protruding mode, the central line direction of the connecting column is perpendicular to the plane where the pile opening supporting platform is located, the central line of the connecting column and the central line of the pull rod are located on the same plane, a rotating hole extending in the direction parallel to the central line direction of the pull rod is arranged on the column body of one end, away from the connecting column, of the pull rod, an arc-shaped pull ring is arranged at one end, away from the connecting column, the two ends of the arc-shaped pull ring are bent towards the opposite direction respectively to form rotating handles, and the rotating handles located at the two ends of the arc-shaped pull ring respectively extend into the two ends of the rotating hole to be matched with the rotating hole in a rotating mode.
In conclusion, the beneficial effects of the invention are as follows: the invention has simple and convenient construction, better avoids the steel reinforcement cage from floating upwards and improves the pouring quality by adjusting the supporting distance between the pile opening supporting platform and the steel reinforcement cage supporting frame.
Drawings
For purposes of promoting a better understanding of the objects, aspects and advantages of the invention, reference will now be made in detail to the present invention as illustrated in the accompanying drawings, in which:
FIG. 1 is a side view of an apparatus for preventing the cage from floating upward;
fig. 2 is a structural schematic diagram of the matching of the strip-shaped ratchet and the pawl in the device for preventing the reinforcement cage from floating upwards.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the construction method for preventing the reinforcement cage from floating up in the present embodiment includes the following steps:
(1) the device for preventing the steel reinforcement cage from floating upwards comprises a pile opening supporting platform 1 and a steel reinforcement cage supporting frame 2 positioned below the pile opening supporting platform 1, wherein an inserting strip 3 is fixedly connected to the lower surface of the pile opening supporting platform 1, the central line direction of the inserting strip 3 is vertical to the plane of the pile opening supporting platform 1, a strip-shaped ratchet from one end to the other end of the inserting strip 3 is arranged on the side surface of one side of the inserting strip 3 in an extending mode along the length direction of the inserting strip 3, an inserting block 4 is arranged on the steel reinforcement cage supporting frame 2, an inverted T-shaped slot extending along the direction vertical to the plane of the pile opening supporting platform 1 is formed in the side surface of one side of the inserting block 4, the inverted T-shaped slot is a through slot, the side surface of one side of the inserting block 4, back to the inverted T-shaped slot, is fixedly connected with the steel reinforcement cage supporting frame 2, the inserting strip 3 penetrates through a transverse slot in the inverted T-shaped slot and can be in sliding fit with the transverse slot in the inverted T-shaped slot along the extending direction, the strip-shaped ratchets face to the direction of the notch of the inverted T-shaped slot, the insertion block 4 is respectively and fixedly connected with rotating seats 5 at the positions of two sides of the notch of the inverted T-shaped slot, a rotating shaft extending along the width direction of the notch of the inverted T-shaped slot is arranged between the two rotating seats 5, two ends of the rotating shaft are respectively and fixedly connected with the two rotating seats 5, a ratchet rod 6 in rotating fit with the rotating shaft is sleeved on the rotating shaft to form a lever structure, the lower end of the ratchet rod 6 extends into a vertical groove in the inverted T-shaped slot and extends to form a pawl 7, a torsional spring is further sleeved on the rotating shaft, the torsional spring acts on the ratchet rod 6 to enable the pawl 7 to be abutted against the insertion strip 3 for rotating the ratchet rod 6, when the pawl 7 is abutted against the insertion strip 3, the pawl 7 can be matched with the strip-shaped slot to limit the movement of the insertion block 4 towards the direction of the pile mouth supporting platform 1, a connecting rod 8 is arranged at the upper end of the ratchet rod 6, one end of a connecting rod 8 is hinged with a ratchet rod 6 through a hinge shaft, the central line direction of the hinge shaft is parallel to the central line direction of a rotating shaft, a pull rod 9 is arranged at one end, far away from the ratchet rod 6, of the connecting rod 8, the central line direction of the pull rod 9 is parallel to the central line direction of the rotating shaft, the connecting rod 8 is sleeved on the pull rod 9 and is in running fit with the pull rod 9, two ends of the pull rod 9 are respectively connected to the side faces, located on two sides of a notch of an inverted T-shaped slot, of an inserting block 4 in a sliding mode so as to be capable of sliding along the extending direction of the inverted T-shaped slot, a pull rope is tied on the pull rod 9, the other end of the pull rope extends out of the pile opening supporting platform 1, and when the pull rope is pulled towards the upper side of the pile opening supporting platform 1, the pull rod 8 can be pulled by the pull rod so that a pawl 7 is far away from a strip-shaped ratchet;
(2) the reinforcing cage support frame 2 is fixedly installed at the top of the reinforcing cage, then the pull rope is pulled upwards to drive the pull rod 9 to move upwards, the connecting rod 8 enables the ratchet rod 6 to rotate, and the pawl 7 rotates towards the direction far away from the bottom of the inverted T-shaped slot, so that interference caused by insertion of the inserting strip 3 is avoided;
(3) installing a pile mouth supporting platform 1, enabling the inserting strips 3 to correspond to the transverse grooves in the inverted T-shaped inserting grooves on the inserting blocks 4 when the pile mouth supporting platform 1 is placed downwards, placing the pile mouth supporting platform 1 downwards, and inserting the inserting strips 3 into the transverse grooves in the inverted T-shaped inserting grooves until the pile mouth supporting platform 1 is placed on the ground and the inserting strips 3 penetrate through the inverted T-shaped inserting grooves;
(4) loosening the pull rope to enable the pawl 7 to rotate and abut against the insert 3 and to be matched with the strip-shaped ratchet, limiting the upward movement of the reinforcement cage support frame 2, and pouring concrete;
(5) after concrete pouring is finished, the pull rope is pulled upwards, the pawl 7 is rotated to be separated from the strip-shaped ratchets, and the pile opening supporting platform 1 is taken out upwards.
In this embodiment, the inserted block 4 is located be provided with respectively on the side of type of falling T slot notch both sides along being on a parallel with the guide bar 10 that type of falling T slot extending direction extends, guide bar 10 with inserted block 4 interval sets up, the both ends fixedly connected with of guide bar 10 with the fixed column that inserted block 4 is fixed, the both ends of pull rod 9 are established respectively and are established on the guide bar 10 of both sides and can be followed guide bar 10 extending direction rather than sliding fit.
In this embodiment, the body of pull rod 9 and towards in the protruding spliced pole that is formed with on one side of stake mouth supporting platform 1, the central line direction perpendicular to of spliced pole stake mouth supporting platform 1 place plane, the central line of spliced pole with the central line of pull rod 9 is located the coplanar, and the spliced pole is kept away from wear to be equipped with on the one end shaft of pull rod 9 along being on a parallel with rotatory hole that the central line direction of pull rod 9 extends, the spliced pole is kept away from the one end of pull rod 9 is provided with convex pull ring, and the both ends of convex pull ring are buckled respectively towards relative direction in order to form the rotation handle, and the rotation handle that is located convex pull ring both ends stretches into respectively in the both ends in rotatory hole in order can with rotatory hole normal running fit.
Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the invention, and that, while the invention has been described with reference to preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (3)
1. A construction method for preventing a reinforcement cage from floating upwards is characterized by comprising the following steps: the method comprises the following steps:
(1) the device for preventing the steel reinforcement cage from floating upwards comprises a pile opening supporting platform and a steel reinforcement cage supporting frame positioned below the pile opening supporting platform, wherein an inserting strip is fixedly connected to the lower surface of the pile opening supporting platform, the central line direction of the inserting strip is perpendicular to the plane of the pile opening supporting platform, a strip-shaped ratchet from one end of the inserting strip to the other end of the inserting strip is arranged on one side surface of the inserting strip in an extending manner along the length direction of the inserting strip, an inserting block is arranged on the steel reinforcement cage supporting frame, an inverted T-shaped inserting groove extending in the direction perpendicular to the plane of the pile opening supporting platform is formed in one side surface of the inserting block, the inverted T-shaped inserting groove is a through groove, one side surface of the inserting block, which is back to the inverted T-shaped inserting groove, is fixedly connected with the steel reinforcement cage supporting frame, the inserting strip penetrates through the cross groove in the inverted T-shaped inserting groove and can be in sliding fit with the cross groove in the inverted T-shaped inserting groove along the extending direction, and the strip-shaped ratchet faces the direction of the notch of the inverted T-shaped inserting groove, the positions of the insertion block, which are positioned at the two sides of the notch of the inverted T-shaped slot, are respectively and fixedly connected with rotating seats, a rotating shaft which extends along the width direction of the notch of the inverted T-shaped slot is arranged between the two rotating seats, the two ends of the rotating shaft are respectively and fixedly connected with the two rotating seats, a ratchet rod which is in rotating fit with the rotating shaft is sleeved on the rotating shaft to form a lever structure, the lower end of the ratchet rod extends into a vertical groove in the inverted T-shaped slot and extends to form a pawl, a torsional spring is also sleeved on the rotating shaft, the torsional spring acts on the ratchet rod to rotate the ratchet rod so as to enable the pawl to be abutted against the insertion strip to provide spring force, when the pawl is abutted against the insertion strip, the pawl can be matched with a strip-shaped ratchet to limit the movement of the insertion block towards the pile opening supporting platform, the upper end of the ratchet rod is provided with a connecting rod, one end of the connecting rod is hinged with the ratchet rod through a hinge shaft, and the central line direction of the hinge shaft is parallel to the central line direction of the rotating shaft, a pull rod is arranged at one end, away from the ratchet rod, of the connecting rod, the center line direction of the pull rod is parallel to the center line direction of the rotating shaft, the connecting rod is sleeved on the pull rod and is in running fit with the pull rod, two ends of the pull rod are respectively connected to the side faces, located on two sides of the notch of the inverted T-shaped slot, of the insertion block in a sliding mode so as to slide along the extending direction of the inverted T-shaped slot, a pull rope is bound on the pull rod, the other end of the pull rope extends out of the upper portion of the pile opening supporting platform, and when the pull rope is pulled towards the upper portion of the pile opening supporting platform, the pull rope can pull the connecting rod so that the ratchet rod rotates to enable the pawl to be away from the strip-shaped ratchet;
(2) the support frame of the steel reinforcement cage is fixedly installed at the top of the steel reinforcement cage, then the pull rope is pulled upwards to drive the pull rod to move upwards, the ratchet rod is rotated through the connecting rod, and the pawl is further rotated towards the direction far away from the bottom of the inverted T-shaped slot, so that the insertion of the insertion strip is prevented from being interfered;
(3) installing a pile mouth supporting platform, enabling the inserting strips to correspond to the transverse grooves in the inverted T-shaped inserting grooves in the inserting blocks when the pile mouth supporting platform is placed downwards, placing the pile mouth supporting platform downwards, inserting the inserting strips into the transverse grooves in the inverted T-shaped inserting grooves until the pile mouth supporting platform is placed on the ground and the inserting strips penetrate through the inverted T-shaped inserting grooves;
(4) loosening the pull rope to enable the pawl to rotate and abut against the inserting strip and to be matched with the strip-shaped ratchet, limiting the upward movement of the steel reinforcement cage supporting frame, and pouring concrete;
(5) and after the concrete pouring is finished, the pull rope is pulled upwards to enable the pawl to rotate to be separated from the strip-shaped ratchets, and the pile opening supporting platform is taken out upwards.
2. The construction method for preventing the reinforcement cage from floating upwards according to claim 1, wherein the construction method comprises the following steps: the inserted block is located be provided with respectively on the side of type of falling T slot notch both sides along being on a parallel with the guide bar that type of falling T slot extending direction extends, the guide bar with the inserted block interval sets up, the both ends fixedly connected with of guide bar with the fixed column that the inserted block is fixed, the both ends of pull rod are established respectively and are established on the guide bar of both sides and can be followed guide bar extending direction rather than sliding fit.
3. The construction method for preventing the reinforcement cage from floating upwards according to claim 1, wherein the construction method comprises the following steps: the pole body of pull rod and towards in the protruding spliced pole that is formed with on one side of stake mouth supporting platform, the central line direction perpendicular to of spliced pole stake mouth supporting platform place plane, the central line of spliced pole with the central line of pull rod is located the coplanar, and the spliced pole is kept away from wear to be equipped with along being on a parallel with on the one end shaft of pull rod the rotatory hole that the pull rod central line direction extends, the spliced pole is kept away from the one end of pull rod is provided with convex pull ring, and the both ends of convex pull ring are buckled respectively towards the relative direction in order to form the rotatory handle, and the rotatory handle that is located convex pull ring both ends stretches into respectively in the both ends in rotatory hole in order can with rotatory hole normal running fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111443605.4A CN113897949B (en) | 2021-11-30 | 2021-11-30 | Construction method for preventing steel reinforcement cage from floating upwards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111443605.4A CN113897949B (en) | 2021-11-30 | 2021-11-30 | Construction method for preventing steel reinforcement cage from floating upwards |
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| CN113897949A true CN113897949A (en) | 2022-01-07 |
| CN113897949B CN113897949B (en) | 2022-09-23 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09291530A (en) * | 1996-04-26 | 1997-11-11 | Maeda Corp | Method for erecting column |
| JP2007239200A (en) * | 2006-03-06 | 2007-09-20 | Tekken Constr Co Ltd | Erecting construction method of reinforcing cage or steel pipe, float device used for this construction method and removal method of this device |
| CN209958342U (en) * | 2019-03-19 | 2020-01-17 | 江苏地基工程有限公司 | Structure for preventing steel reinforcement cage from floating and sinking |
| CN211973470U (en) * | 2020-04-07 | 2020-11-20 | 甘肃建筑职业技术学院 | Construction structures that floats is prevented to bored concrete pile steel reinforcement cage |
| CN212154124U (en) * | 2019-11-05 | 2020-12-15 | 珠海德姿建材有限公司 | Plate-type building component for pouring wall |
| CN112647652A (en) * | 2021-01-05 | 2021-04-13 | 中冶建工集团有限公司 | Eave water receiving tank lifting structure |
-
2021
- 2021-11-30 CN CN202111443605.4A patent/CN113897949B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09291530A (en) * | 1996-04-26 | 1997-11-11 | Maeda Corp | Method for erecting column |
| JP2007239200A (en) * | 2006-03-06 | 2007-09-20 | Tekken Constr Co Ltd | Erecting construction method of reinforcing cage or steel pipe, float device used for this construction method and removal method of this device |
| CN209958342U (en) * | 2019-03-19 | 2020-01-17 | 江苏地基工程有限公司 | Structure for preventing steel reinforcement cage from floating and sinking |
| CN212154124U (en) * | 2019-11-05 | 2020-12-15 | 珠海德姿建材有限公司 | Plate-type building component for pouring wall |
| CN211973470U (en) * | 2020-04-07 | 2020-11-20 | 甘肃建筑职业技术学院 | Construction structures that floats is prevented to bored concrete pile steel reinforcement cage |
| CN112647652A (en) * | 2021-01-05 | 2021-04-13 | 中冶建工集团有限公司 | Eave water receiving tank lifting structure |
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| Publication number | Publication date |
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| CN113897949B (en) | 2022-09-23 |
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